{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002983","477:4770003371","477:4770003302","489:4890005078","489:4890004954","477:4770003147","477:4770003056","489:4890004999","489:4890005089","477:4770002618","477:4770003373","489:4890005077","489:4890005090","477:4770003224","477:4770003442","489:4890005080","489:4890005040","477:4770002482","489:4890005374","477:4770002548","477:4770002481","477:4770002833","477:4770002619","489:4890004906","477:4770003141"],"twin_admin_codes":[477,477,477,489,489,477,477,489,489,477,477,489,489,477,477,489,489,477,489,477,477,477,477,489,477],"twin_sims":[0.837309876521997,0.7187017189330211,0.6081433641075257,0.5612626462904359,0.490561618787305,0.48183646711942335,0.46892628499608796,0.4648809172120371,0.4620883555994766,0.4615449478781796,0.4410607641770225,0.4390413093943149,0.4145451957526912,0.40127493016154764,0.39856639385180287,0.3916854020719338,0.38227170030050855,0.37446387550744986,0.3515278615591934,0.3407368572190012,0.33587581772749286,0.3314883020387122,0.3260044504565515,0.32378824402804185,0.321030714162861],"twin_dists":[0.07739496377823989,0.10555989689127228,0.1295291632080401,0.1395853273465178,0.1550033787966672,0.15694411597972396,0.1598363682411849,0.16074810341647622,0.16137908841796592,0.1615020278801134,0.16617567537783703,0.1666408378485256,0.17235409007002928,0.1755092582838364,0.1761589495956347,0.17781864515992454,0.18011148851189926,0.18203381057706502,0.18779925466283948,0.1905790085890515,0.19184653577383573,0.19299914780858513,0.1944515804322918,0.1950423852388048,0.19578065079021167],"n_dims_used":45,"mean_confidence":0.9208670722113715},"coverage":{"mean_confidence":0.9208670722113715,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}